Position and development of oocytes in velvet worms shed light on the evolution of the ovary in Onychophora and Arthropoda

Mayer, Georg, Tait, Noel N. (2009): Position and development of oocytes in velvet worms shed light on the evolution of the ovary in Onychophora and Arthropoda. Zoological Journal of the Linnean Society 157 (1): 17-33, DOI: 10.1111/j.1096-3642.2009.00523.x, URL: https://academic.oup.com/zoolinnean/article-lookup/doi/10.1111/j.1096-3642.2009.00523.